CN203264518U - Paint spray waste gas recovery device - Google Patents
Paint spray waste gas recovery device Download PDFInfo
- Publication number
- CN203264518U CN203264518U CN2013203388109U CN201320338810U CN203264518U CN 203264518 U CN203264518 U CN 203264518U CN 2013203388109 U CN2013203388109 U CN 2013203388109U CN 201320338810 U CN201320338810 U CN 201320338810U CN 203264518 U CN203264518 U CN 203264518U
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- cyclone separator
- waste gas
- paper filter
- filter
- blower fan
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Abstract
The utility model discloses a paint spray waste gas recovery device which comprises a cyclone separator, an air blower, an adsorption tank, a gas-liquid separator and a solvent recovery device which are sequentially connected. The paint spray waste gas recovery device is characterized by also comprising a photosensitive inductor and a paper filter, wherein the photosensitive inductor is arranged in front of the cyclone separator, and the photosensitive inductor is connected with the paper filter; the paper filter is connected with the cyclone separator. According to the utility model, a paint spray organic waste gas passes through the photosensitive inductor and then enters the paper filter and the cyclone separator for paint mist removal and is delivered into the adsorption tank through the air blower for organic solvent active carbon adsorption, and thus the paint spray organic waste gas is efficiently removed in paint mist before the organic waste gas is purified and recovered.
Description
Technical field
The utility model relates to the technical field that lacquer spraying waste gas reclaims organic solvent, and specifically charcoal absorption purifies the device of recovery to organic solvent.
Background technology
Lacquer spraying technique is widely used in the industries such as container, machine-building, electrical equipment, household electrical appliances, automobile, boats and ships, furniture.Lacquer spraying waste gas is mainly formed by volatile solvent, diluent molecule and nonvolatile coating cloud molecular mixing.The improvement method of lacquer spraying waste gas has condensation method, absorption process, membrane separation process, absorption method etc., and at home, condensation method is due to the organic gas that is not suitable for processing low concentration, and need low temperature and high pressure, and cost of equipment and operating cost are high; Absorption process is also due to the having relatively high expectations of absorbent and absorption equipment, and absorbent needs periodic replacement, and process is more complicated, and cost is higher, more difficult applying; Membrane separation process exists the rate of recovery not high, and discharging does not reach country+environmental protection standard requirement.what absorption method was with the most use is as adsorbent with active carbon, its surface area is high, being used for purifying the recovery organic solvent is a kind of best selection, the at present most producer of active carbon adsorption all uses water vapour to carry out desorption, number be 201110311140.7 to disclose a kind of patent of invention of paint spraying organic solvent waste gas recycling device as Patent, comprise the coating cloud removal device that connects successively, blower fan, adsorption tanks, condenser and oil water separator, described coating cloud removal device comprises the air collector for temporary waste organic solvent gas, cyclone dust collectors and sack cleaner, described air collector, cyclone dust collectors and sack cleaner connect successively.
Above-mentioned patent and prior art all but exist following problem: during desorption, a large amount of water vapours are condensate in the hole of activated carbon adsorption layer, and difficulty is given and carried out thoroughly the drying purging, affects the adsorption capacity of active carbon, reduces the utilization rate of active carbon.In addition, in lacquer spraying waste gas, contained coating cloud particle is small, viscosity large, easily coherent substance is surperficial, and when reclaiming organic solvent with charcoal absorption, the coating cloud particle is easy to stop up the hole of active carbon, has affected charcoal absorption efficient and service life.Therefore, purification must be removed coating cloud before reclaiming organic exhaust gas as far as possible expeditiously, then carries out the recovery of organic solvent.
The utility model content
In order to overcome the defective of above-mentioned prior art, the utility model provides a kind of lacquer spraying waste gas retracting device, and its purpose is to provide a kind of lacquer spraying waste gas of removing coating cloud to adsorption tanks, thereby makes adsorption tanks discharge Purge gas up to standard.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of lacquer spraying waste gas retracting device, comprise the cyclone separator, blower fan, adsorption tanks, gas-liquid separator and the solvent recycler that connect successively, it is characterized in that: also comprise being arranged on cyclone separator light-inductive device and paper filter before, described light-inductive device is connected with paper filter, and paper filter is connected with cyclone separator; The organic exhaust gas that sprays paint process light-inductive device enters paper filter, cyclone separator carries out the removal of coating cloud, sends into adsorption tanks by blower fan and carries out the organic solvent charcoal absorption.
Be provided with filter between described cyclone separator and blower fan, the import of described filter is connected with cyclone separator, and the outlet of filter is connected with blower fan.
Described paper filter is a tetragonal column structure, the bottom of paper filter is hollow, and four sides on top are equipped with respectively four case filters, and four case filters surround hollow chamber, the waste gas of four case filter filtrations focuses on described hollow chamber, and from paper filter top discharge.
Also comprise automatic control system, each valve on described cyclone separator (3), blower fan, gas-liquid separator and adsorption tanks all is connected with automatic control system.
Its operation principle is:Waste organic solvent gas process light-inductive device by the collection of painting line gas skirt, entering paper filter and cyclone separator, filter carries out coating cloud and filters, send into adsorption tanks in parallel by blower fan and carry out the organic solvent charcoal absorption, after the clean gas outlet concentration of adsorption tanks reaches setting value, enter the absorption of next round.After absorption is completed, switch to the desorption recovery system by the saturated adsorption tanks of absorption.When adsorption tanks adsorbed operation, the desorption tank of desorption recovery system was also simultaneously carrying out desorption.Organic solvent through condensation enters the recycling of solvent recovery groove through gas-liquid separator.
The utlity model has following advantage:
1, the utility model comprises light-inductive device and the paper filter that is arranged on before cyclone separator, and described light-inductive device is connected with paper filter, and paper filter is connected with cyclone separator; The organic exhaust gas that sprays paint carries out the removal of coating cloud to paper filter, cyclone separator again through the light-inductive device, send into adsorption tanks by blower fan and carry out the organic solvent charcoal absorption, therefore, before purifying the recovery organic exhaust gas, the organic exhaust gas that sprays paint is removed coating cloud expeditiously.
2, be provided with filter between cyclone separator and blower fan in the utility model, set up filter between cyclone separator and blower fan, can better improve the effect of the voc_s removal coating cloud that sprays paint.
3, in the utility model, paper filter is a tetragonal column structure, the bottom is a cavity, and four case filters are equipped with respectively on four limits above cavity, due to the paper filter of column, filter is equipped with respectively on inner chamber four limits, and paint spraying organic solvent coating cloud, moisture are effectively removed.
4, the utility model comprises automatic control system, each valve on described cyclone separator, blower fan, gas-liquid separator and adsorption tanks all is connected with automatic control system, its automatic automatic control system adopts full-computerized Automatic Control security alarm and protection, flow operations is simple, stable, safe and reliable; Automatic control system is also controlled the opening of each valve on adsorption tanks, thereby regulates the annexation of each adsorption tanks, and adsorbs in an orderly manner and production work again.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the enlarged diagram of the paper filter in Fig. 1;
Mark 1, light-inductive device in figure, 2, paper filter, 3, cyclone separator, 4, filter, 5, blower fan, 61,62, adsorption tanks, 7, gas-liquid separator, 8, solvent recycler, 9, the case filter, 10, hollow chamber.
The specific embodiment
Embodiment 1
As shown in Figure 1, a kind of lacquer spraying waste gas retracting device, comprise the cyclone separator 3, blower fan 5, adsorption tanks 61,62, gas-liquid separator 7 and the solvent recycler 8 that connect successively, also comprise and be arranged on cyclone separator 3 light-inductive device 1 and paper filter 2 before, described light-inductive device 1 is connected with paper filter 2, and paper filter 2 is connected with cyclone separator 3; The organic exhaust gas that sprays paint process light-inductive device 1 enters paper filter 2 again, cyclone separator 3 carries out the removal of coating cloud, send into adsorption tanks 61,62 by blower fan 5 and carry out the organic solvent charcoal absorption, before purifying the recovery organic exhaust gas, the organic exhaust gas that sprays paint is removed coating cloud expeditiously.
As shown in Figure 2, above-mentioned paper filter 2 is a tetragonal column structure, the bottom of paper filter 2 is hollow, four sides on top are equipped with respectively case filter 9, four case filters 9 surround hollow chamber 10, the waste gas of four case filter 10 filtrations focuses on described hollow chamber 10, and from paper filter 2 tops discharges.
With reference to shown in Figure 1, also can be provided with filter 4 between cyclone separator 3 and blower fan 5, the import of described filter 4 is connected with cyclone separator 3, the outlet of filter 4 is connected with blower fan 5, set up filter between cyclone separator and blower fan, can better improve the effect of the voc_s removal coating cloud that sprays paint.
Also comprise the automatic control system (not shown), each valve on described cyclone separator 3, blower fan 5, gas-liquid separator 7 and adsorption tanks 61,62 all is connected with automatic control system, its automatic automatic control system adopts full-computerized Automatic Control security alarm and protection, flow operations is simple, stable, safe and reliable; Automatic control system is also controlled the opening of each valve on adsorption tanks, thereby regulates the annexation of each adsorption tanks, and adsorbs in an orderly manner and production work again.
Above-mentioned a kind of lacquer spraying waste gas retracting device reclaims the method for waste gas, waste organic solvent gas process light-inductive device 1 by the collection of painting line gas skirt, entering paper filter 2 and cyclone separator 3, filter 4 carries out coating cloud and filters, organic exhaust gas after filtration is sent into adsorption tanks 61,62 in parallel by blower fan 6 and is carried out the organic solvent charcoal absorption, after adsorption tanks 61,62 clean gas outlet concentration reach setting value, enter the absorption of next round.After absorption is completed, switch to the desorption recovery system by the saturated adsorption tanks 61 of absorption, utilize active carbon that the adsorption capacity of organic solvent gas is adsorbed, the Purge gas organic solvent content that adsorbed reaches the discharge standard requirement, be discharged in atmosphere by adsorption tanks 61,62 exhaust outlet, through adsorbing the active carbon of organic solvent near saturation state after a while, switch to the desorption and regeneration state by automatic control system, send at last gas-liquid separator 8 and carry out the separation of organic solvent, enter solvent recovery groove 14 and recycle.
Claims (4)
1. lacquer spraying waste gas retracting device, comprise the cyclone separator, blower fan, adsorption tanks, gas-liquid separator and the solvent recycler that connect successively, it is characterized in that: also comprise being arranged on cyclone separator light-inductive device and paper filter before, described light-inductive device is connected with paper filter, and paper filter is connected with cyclone separator; The organic exhaust gas that sprays paint process light-inductive device enters paper filter, cyclone separator carries out the removal of coating cloud, sends into adsorption tanks by blower fan and carries out the organic solvent charcoal absorption.
2. a kind of lacquer spraying waste gas retracting device according to claim 1, it is characterized in that: be provided with filter between described cyclone separator and blower fan, the import of described filter is connected with cyclone separator, and the outlet of filter is connected with blower fan.
3. a kind of lacquer spraying waste gas retracting device according to claim 1, it is characterized in that: described paper filter is a tetragonal column structure, the bottom of paper filter is hollow, four sides on top are equipped with respectively four case filters, four case filters surround hollow chamber, the waste gas of four case filter filtrations focuses on described hollow chamber, and from paper filter top discharge.
4. a kind of lacquer spraying waste gas retracting device according to claim 1, it is characterized in that: also comprise automatic control system, each valve on described cyclone separator, blower fan, gas-liquid separator and adsorption tanks all is connected with automatic control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203388109U CN203264518U (en) | 2013-06-14 | 2013-06-14 | Paint spray waste gas recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203388109U CN203264518U (en) | 2013-06-14 | 2013-06-14 | Paint spray waste gas recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203264518U true CN203264518U (en) | 2013-11-06 |
Family
ID=49495013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203388109U Expired - Fee Related CN203264518U (en) | 2013-06-14 | 2013-06-14 | Paint spray waste gas recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203264518U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736315A (en) * | 2013-12-25 | 2014-04-23 | 保定天威保变电气股份有限公司 | Recycling method and device of paint remover |
| CN108283861A (en) * | 2018-04-10 | 2018-07-17 | 广东盛迎低碳技术研究有限公司 | A kind of waste gas treatment equipment with pretreating device |
-
2013
- 2013-06-14 CN CN2013203388109U patent/CN203264518U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736315A (en) * | 2013-12-25 | 2014-04-23 | 保定天威保变电气股份有限公司 | Recycling method and device of paint remover |
| CN108283861A (en) * | 2018-04-10 | 2018-07-17 | 广东盛迎低碳技术研究有限公司 | A kind of waste gas treatment equipment with pretreating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 |